4 in x 25 ft. SKY Insulated Flame-Retardant Aluminum Flexible Air Duct R8 The fact that the product

The fact that the product is fully laminated prevents it from gathering or dusting

5 m/boxManufactured from two layers of aluminum and fully laminated with rubber

750 Denier PVC

polyethylene

Easily delivered in 10 meter pieces and assembly is quick and easy

4 in x 25 ft. SKY Insulated Flame-Retardant Aluminum Flexible Air Duct R8 The fact that the productTechnical Specifications Material Aluminum + Polyester Material Outer Jacket Aluminum + Polyester Insulation Material Glasswool Certificate Flame Retardant (M1) Flame Resistance 30 C 150 C Maximum Air Velocity 30 m s Maximum Operating Pressure 5. 000 Pa Diameter Range 76 mm 610 mm Standard Length 10 m box This product, which is produced from two layers of aluminum, meets the quality expectations with its flexibility and durability, and has a wide